Finding the Fourth Proportional to 899,450.08, 1,239,133.44 and 627,022.96
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Solution
The fourth proportional to 899,450.08, 1,239,133.44 and 627,022.96 is: 863,822.39
Step by Step Solution
- Step 1: Write the proportion equation
899,450.08 : 1,239,133.44 = 627,022.96 : x - Step 2: Convert to fraction form
899,450.08/1,239,133.44 = 627,022.96/x - Step 3: Cross multiply
899,450.08x = 1,239,133.44 × 627,022.96 - Step 4: Simplify right side
899,450.08x = 776,965,117,383.78 - Step 5: Solve for x
x = 776,965,117,383.78/899,450.08 - Step 6: Final answer
x = 863,822.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.